Non-sport2 versions
Adam Bomb GPK: Matte back vs Glossy back
1985 Topps Garbage Pail Kids Original Series 1 · #8a · 1985
Answer
- At PSA 9, the Glossy back sells for $2,500 (median of the last 2 sales), the Matte back sells for $1,500 (median of the last 3 sales). The Glossy back costs about 1.7× the Matte back at the same grade.
As of Sep 29, 2026 · Verified and cross-checked sales only · How we verify
Matte back
12
verified sales · record $8,975
Glossy back
5
verified sales · record $3,000
How to tell the versions apart
| Version | How to identify it | Verified sales | Last sale |
|---|---|---|---|
| Matte back | Original Series 1 #8a Adam Bomb with matte back finish; verify back texture and exact checklist or license back. | 12 | $1,900 · Aug 5, 2026 |
| Glossy back | Original Series 1 #8a Adam Bomb with glossy back finish; verify back texture and exact back design. | 5 | $3,000 · Sep 4, 2026 |
| One-star/two-star copyright variations | Check the copyright line and star count on the back; record one-star and two-star versions separately when visible. | — | — |
Identity note: Seed identity is correct, but back finish and copyright-star variations should not be merged when a listing or slab identifies them.
Price by version and grade
| Grade | Matte back | Glossy back |
|---|---|---|
| PSA 10 | $7,188 2 sales | — |
| PSA 9 (OC) | $910.00 1 sale | — |
| PSA 9 | $1,500 3 sales | $2,500 2 sales |
| PSA 8 (OC) | $323.00 1 sale | — |
| PSA 8 | $749.00 1 sale | $775.00 1 sale |
| PSA 7 | $338.73 2 sales | $499.99 1 sale |
| PSA 6 | $180.00 1 sale | — |
| CGC 9 | — | $1,250 1 sale |
| CGC 8.5 | $315.99 1 sale | — |
Price we quote: the 90-day market price where one exists (median of at least 5 sales), otherwise the median of the last 5 verified sales. Linked prices open that grade's full sales list.